FPUS55 KMSO 011823 ZFPMSO Zone Forecast Product National Weather Service Missoula MT 1223 PM MDT Fri May 1 2026 MTZ001-021000- Kootenai/Cabinet Region- Including the cities of Libby and Eureka 1223 PM MDT Fri May 1 2026 .TONIGHT...Partly cloudy then becoming mostly cloudy after midnight then becoming partly cloudy. Lows in the 40s. .SATURDAY...Partly cloudy. Highs in the 70s. .SATURDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the 40s. .SUNDAY...Mostly sunny. Highs in the 70s to lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the 40s. .MONDAY...Partly cloudy. Highs in the 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the 40s. .TUESDAY...Mostly sunny. Highs in the upper 60s to mid 70s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .WEDNESDAY...Sunny. Highs in the mid 70s to lower 80s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s. .THURSDAY...Mostly sunny. Highs in the mid 70s to lower 80s. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 40s to lower 50s. .FRIDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the 70s to lower 80s. $$ MTZ002-021000- West Glacier Region- Including the city of Swan Lake 1223 PM MDT Fri May 1 2026 .TONIGHT...Mostly clear then becoming mostly cloudy in the late evening and early morning then becoming partly cloudy. Lows in the upper 30s to mid 40s. .SATURDAY...Mostly cloudy. A 40 percent chance of rain in the afternoon. Highs in the 60s. .SATURDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of rain. Lows in the upper 30s to mid 40s. .SUNDAY...Mostly sunny. Highs in the 60s to lower 70s. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of rain after midnight. Lows in the upper 30s to mid 40s. .MONDAY...Mostly cloudy with a slight chance of rain. A chance of snow in the morning. Chance of precipitation 30 percent. Highs in the upper 50s to mid 60s. .MONDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. A 20 percent chance of rain and snow. Lows in the 30s to lower 40s. .TUESDAY...Partly cloudy with a 20 percent chance of rain and snow. Highs in the mid 50s to lower 60s. .TUESDAY NIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .WEDNESDAY...Mostly sunny. Highs in the 60s. .WEDNESDAY NIGHT...Partly cloudy. A 20 percent chance of rain in the evening. Lows in the 40s. .THURSDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the mid 60s to lower 70s. .THURSDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. A 30 percent chance of rain. Lows in the 40s. .FRIDAY...Partly cloudy with a 40 percent chance of rain. Highs in the 60s to lower 70s. $$ MTZ003-021000- Flathead/Mission Valleys- Including the cities of Kalispell, Polson, and St. Ignatius 1223 PM MDT Fri May 1 2026 .TONIGHT...Partly cloudy then becoming mostly cloudy in the late evening and early morning then becoming partly cloudy. Lows in the upper 30s to mid 40s. .SATURDAY...Mostly cloudy. Highs in the upper 60s to mid 70s. .SATURDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 30s to mid 40s. .SUNDAY...Mostly sunny. Highs in the 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the 40s. .MONDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .MONDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 30s to mid 40s. .TUESDAY...Partly cloudy. Highs in the 60s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .WEDNESDAY...Mostly sunny. Highs in the 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the 40s. .THURSDAY...Mostly sunny. Highs in the 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the 40s. .FRIDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the 70s. $$ MTZ004-021000- Lower Clark Fork Region- Including the cities of Noxon, Thompson Falls, and Superior 1223 PM MDT Fri May 1 2026 .TONIGHT...Partly cloudy. Lows in the 40s. .SATURDAY...Mostly cloudy. Highs in the upper 60s to mid 70s. .SATURDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the 40s. .SUNDAY...Mostly sunny. Highs in the upper 60s to mid 70s. .SUNDAY NIGHT...Mostly clear. Lows in the 40s. .MONDAY...Partly cloudy. Highs in the upper 60s to mid 70s. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows in the upper 30s to mid 40s. .TUESDAY...Mostly sunny. Highs in the 60s to lower 70s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .WEDNESDAY...Mostly sunny. Highs in the 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the 40s. .THURSDAY...Mostly sunny. Highs in the 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the 40s. .FRIDAY...Partly cloudy. Highs in the upper 60s to mid 70s. $$ MTZ005-021000- Missoula/Bitterroot Valleys- Including the cities of Hamilton and Darby 1223 PM MDT Fri May 1 2026 .TONIGHT...Partly cloudy. Lows near 40. .SATURDAY...Mostly cloudy. Highs in the lower to mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower to mid 40s. .SUNDAY...Mostly sunny. Highs in the lower to mid 70s. .SUNDAY NIGHT...Mostly clear. Lows in the lower to mid 40s. .MONDAY...Partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower to mid 40s. .TUESDAY...Mostly sunny. Highs in the mid to upper 60s. .TUESDAY NIGHT...Mostly clear. Lows near 40. .WEDNESDAY...Mostly sunny. Highs in the lower to mid 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower to mid 40s. .THURSDAY...Mostly sunny. Highs in the mid to upper 70s. .THURSDAY NIGHT...Mostly clear. Lows in the mid to upper 40s. .FRIDAY...Partly cloudy. Highs in the lower to mid 70s. $$ MTZ006-021000- Bitterroot/Sapphire Mountains- Including the city of Sula 1223 PM MDT Fri May 1 2026 .TONIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .SATURDAY...Partly cloudy. Highs in the 60s. .SATURDAY NIGHT...Mostly cloudy. Lows in the upper 30s to mid 40s. .SUNDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the 60s to lower 70s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .MONDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the 60s. .MONDAY NIGHT...Partly cloudy. A 20 percent chance of rain in the evening. Lows in the mid 30s to lower 40s. .TUESDAY...Partly cloudy. A 20 percent chance of rain and snow in the afternoon. Highs in the mid 50s to lower 60s. .TUESDAY NIGHT...Mostly clear. Lows in the 30s to lower 40s. .WEDNESDAY...Mostly sunny. Highs in the 60s. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .THURSDAY...Mostly sunny. Highs in the mid 60s to lower 70s. .THURSDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .FRIDAY...Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the mid 60s to lower 70s. $$ MTZ007-021000- Butte/Blackfoot Region- Including the cities of Anaconda, Deer Lodge, and Drummond 1223 PM MDT Fri May 1 2026 .TONIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .SATURDAY...Partly cloudy. Highs in the 60s to lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 30s to lower 40s. .SUNDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the 60s to lower 70s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s to lower 40s. Northwest winds to 15 mph. .MONDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the upper 50s to mid 60s. .MONDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the 30s. .TUESDAY...Partly cloudy with a 20 percent chance of rain and snow. Highs in the 50s to lower 60s. .TUESDAY NIGHT...Mostly clear. Lows in the 30s. .WEDNESDAY...Mostly sunny. Highs in the 60s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .THURSDAY...Mostly sunny. Highs in the upper 60s to mid 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s. .FRIDAY...Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the mid 60s to lower 70s. $$ MTZ043-021000- Potomac/Seeley Lake Region- Including the cities of East Missoula, Seeley Lake, and Clinton 1223 PM MDT Fri May 1 2026 .TONIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .SATURDAY...Mostly cloudy. Highs in the mid 60s to lower 70s. .SATURDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 30s to mid 40s. .SUNDAY...Mostly sunny. Highs in the mid 60s to lower 70s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .MONDAY...Partly cloudy with a 20 percent chance of rain. Highs in the upper 50s to mid 60s. .MONDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 30s to lower 40s. .TUESDAY...Partly cloudy. Highs in the mid 50s to lower 60s. .TUESDAY NIGHT...Mostly clear. Lows in the 30s to lower 40s. .WEDNESDAY...Mostly sunny. Highs in the mid 60s to lower 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .THURSDAY...Mostly sunny. Highs in the mid 60s to lower 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s. .FRIDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the mid 60s to lower 70s. $$ IDZ009-021000- Western Lemhi County- Including the city of Shoup 1223 PM MDT Fri May 1 2026 .TONIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .SATURDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the 40s. .SUNDAY...Mostly sunny. Highs in the upper 60s to mid 70s. .SUNDAY NIGHT...Mostly clear. Lows in the 40s. .MONDAY...Mostly sunny. A 20 percent chance of rain in the afternoon. Highs in the mid 60s to lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s. .TUESDAY...Mostly sunny. Highs in the 60s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .WEDNESDAY...Mostly sunny. Highs in the mid 60s to lower 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the 40s. .THURSDAY...Mostly sunny. Highs in the 70s. .THURSDAY NIGHT...Mostly clear. Lows in the 40s. .FRIDAY...Partly cloudy. Highs in the upper 60s to mid 70s. $$ IDZ010-021000- Eastern Lemhi County- Including the cities of Salmon and Leadore 1223 PM MDT Fri May 1 2026 .TONIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .SATURDAY...Partly cloudy. Highs in the mid 60s to lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the upper 30s to mid 40s. .SUNDAY...Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the mid 60s to lower 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 30s to mid 40s. .MONDAY...Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the 60s to lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 30s to lower 40s. .TUESDAY...Mostly sunny. A 20 percent chance of rain in the afternoon. Highs in the upper 50s to mid 60s. .TUESDAY NIGHT...Mostly clear. Lows in the 30s to lower 40s. .WEDNESDAY...Mostly sunny. Highs in the mid 60s to lower 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .THURSDAY...Mostly sunny. Highs in the upper 60s to mid 70s. .THURSDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .FRIDAY...Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 60s to mid 70s. $$ IDZ005-021000- Northern Clearwater Mountains- Including the cities of Pierce and Elk River 1123 AM PDT Fri May 1 2026 .TONIGHT...Partly cloudy. Lows in the upper 30s to mid 40s. .SATURDAY...Partly cloudy. Highs in the 70s. .SATURDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the 40s. .SUNDAY...Mostly sunny. Highs in the 70s. .SUNDAY NIGHT...Mostly clear. Lows in the 40s. .MONDAY...Mostly sunny. Highs in the 70s. .MONDAY NIGHT...Partly cloudy. Lows in the 40s. .TUESDAY...Mostly sunny. Highs in the upper 60s to mid 70s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 30s to mid 40s. .WEDNESDAY...Sunny. Highs in the 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the 40s. .THURSDAY...Mostly sunny. Highs in the 70s. .THURSDAY NIGHT...Mostly clear. Lows in the 40s. .FRIDAY...Partly cloudy. Highs in the upper 60s to mid 70s. $$ IDZ006-021000- Southern Clearwater Mountains- Including the cities of Powell, Elk City, and Dixie 1123 AM PDT Fri May 1 2026 .TONIGHT...Mostly clear. Lows 36 to 49. .SATURDAY...Partly cloudy. Highs in the 60s to mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the 40s to lower 50s. .SUNDAY...Mostly sunny. Highs 63 to 76. .SUNDAY NIGHT...Mostly clear. Lows in the 40s to lower 50s. .MONDAY...Mostly sunny. Highs 63 to 76. .MONDAY NIGHT...Mostly clear. Lows in the upper 30s to lower 50s. .TUESDAY...Mostly sunny. Highs 59 to 72. .TUESDAY NIGHT...Mostly clear. Lows 36 to 49. .WEDNESDAY...Sunny. Highs 62 to 75. .WEDNESDAY NIGHT...Clear. Lows in the upper 30s to lower 50s. .THURSDAY...Mostly sunny. Highs 64 to 77. .THURSDAY NIGHT...Mostly clear. Lows in the 40s to lower 50s. .FRIDAY...Partly cloudy. Highs 62 to 75. $$ IDZ007-021000- Orofino/Grangeville Region- Including the city of Kooskia 1123 AM PDT Fri May 1 2026 .TONIGHT...Partly cloudy. Lows in the 40s to lower 50s. .SATURDAY...Mostly cloudy. Highs in the 70s to lower 80s. .SATURDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s. .SUNDAY...Mostly sunny. Highs in the 70s to lower 80s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s. .MONDAY...Mostly sunny. Highs in the 70s to lower 80s. .MONDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s. .TUESDAY...Mostly sunny. Highs in the 60s to upper 70s. .TUESDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s. .WEDNESDAY...Sunny. Highs in the 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s to lower 50s. .THURSDAY...Mostly sunny. Highs in the 70s to lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s. .FRIDAY...Partly cloudy. Highs in the 70s. $$ IDZ008-021000- Lower Hells Canyon/Salmon River Region- Including the cities of Riggins and White Bird 1123 AM PDT Fri May 1 2026 .TONIGHT...Partly cloudy. Lows in the mid 40s to lower 50s. .SATURDAY...Partly cloudy. Highs in the lower 70s to mid 80s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s to mid 50s. .SUNDAY...Mostly sunny. Highs in the lower 70s to mid 80s. Northeast winds to 15 mph. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s. Northeast winds to 15 mph. .MONDAY...Mostly sunny. Highs in the 70s to lower 80s. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s to mid 50s. .TUESDAY...Sunny. Highs in the upper 60s to lower 80s. .TUESDAY NIGHT...Clear. Lows in the mid 40s to lower 50s. .WEDNESDAY...Sunny. Highs in the lower 70s to mid 80s. .WEDNESDAY NIGHT...Clear. Lows in the upper 40s to mid 50s. .THURSDAY...Sunny. Highs in the mid 70s to upper 80s. .THURSDAY NIGHT...Mostly clear. Lows in the 50s. .FRIDAY...Partly cloudy. Highs in the 70s to lower 80s. $$